In the example of Amos's attorney notes regarding a car accident, why might a judge find these notes difficult to obtain, even if the Hummer driver's attorney demonstrates substantial need? Because the attorney's notes are privileged by attorney-client confidentiality, Because there are other written records of Amos's testimony, Because the attorney's thoughts and impressions might be inextricably intertwined with Amos's testimony, Becauuse the attorney has voluntarily shared the notes with the Hummer driver's attorney